8581620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 24208128

約数和(自身を除く): 15626508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 911, 942, 1570, 1822, 1884, 2355, 2733, 3140, 3644, 4555, 4710, 5466, 9110, 9420, 10932, 13665, 18220, 27330, 54660, 143027, 286054, 429081, 572108, 715135, 858162, 1430270, 1716324, 2145405, 2860540, 4290810, 8581620]

約数ペア:

[(1, 8581620), (2, 4290810), (3, 2860540), (4, 2145405), (5, 1716324), (6, 1430270), (10, 858162), (12, 715135), (15, 572108), (20, 429081), (30, 286054), (60, 143027), (157, 54660), (314, 27330), (471, 18220), (628, 13665), (785, 10932), (911, 9420), (942, 9110), (1570, 5466), (1822, 4710), (1884, 4555), (2355, 3644), (2733, 3140)]